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Beilstein J. Org. Chem. 2016, 12, 1949–1980, doi:10.3762/bjoc.12.184
Graphical Abstract
Scheme 1: Nitroso hetero-Diels–Alder reaction.
Scheme 2: The hetero-Diels–Alder reaction between thebaine (4) and an acylnitroso dienophile 5.
Figure 1: Examples of nitroso dienophiles frequently used in hetero-Diels–Alder reaction studies.
Scheme 3: Synthesis of arylnitroso species by substitution of a trifluoroborate group [36].
Scheme 4: Synthesis of arylnitroso compounds by amine oxidation.
Scheme 5: Synthesis of arylnitroso compounds by hydroxylamine oxidation.
Scheme 6: Synthesis of chloronitroso compounds by the treatment of a nitronate anion with oxalyl chloride.
Scheme 7: Non-oxidative routes to acylnitroso species.
Figure 2: RB3LYP/6-31G* computed energies (in kcal·mol−1) and bond lengths for exo and endo-transition states...
Scheme 8: Hetero-Diels–Alder cycloadditions of diene 28 and nitroso dienophiles 29.
Figure 3: Relative reactivity (ΔE#) and regioselectivity (Δ) for hetero-Diels–Alder of 28 and nitroso dienoph...
Scheme 9: Reaction of chiral 1-phosphono-1,3-butadiene 31 with nitroso dienophiles 32.
Scheme 10: Hetero-Diels–Alder reactions of hydroxamic acids 35 with various dienes 37.
Scheme 11: General regioselectivity of the nitroso hetero-Diels–Alder reaction observed with unsymmetrical die...
Scheme 12: Effect of the nitroso species on the regioselectivity for weakly directing 2-substituted dienes.
Scheme 13: Regioselectivity of 1,4-disubstituted dienes 51.
Scheme 14: Nitroso hetero-Diels–Alder reaction between Boc-nitroso compound 54 and dienes 55.
Scheme 15: Nitroso hetero-Diels–Alder reaction between Wightman reagent 58 and dienes 59.
Scheme 16: Regioselective reaction of 3-dienyl-2-azetidinones 62 with nitrosobenzene (47).
Scheme 17: The regioselective reaction of 1,3-butadienes 65 with various nitroso heterodienophiles 66.
Scheme 18: Catalysis of the nitroso hetero-Diels–Alder reaction by vanadium in the presence of the oxidant CHP...
Figure 4: 1,2-Oxazines synthesized in solution with moderate to high regioselectivity, showing the favored re...
Figure 5: 1,2-Oxazines synthesized in the solid phase with moderate to high regioselectivity, showing the fav...
Scheme 19: Regioselectivity of solution-phase nitroso hetero-Diels–Alder reaction with acyl and aryl nitroso d...
Scheme 20: Favored regioisomeric outcome for the solution and solid-phase reactions, giving hetero-Diels–Alder...
Figure 6: Favored regioisomers and regioisomeric ratios for 1,2-oxazines synthesized in solid phase (91, 93, ...
Scheme 21: Regiocontrol of the reaction between 3-dienyl-2-azetidinones and nitrosobenzene due to change in a ...
Scheme 22: Regiocontrol of the reaction between diene 111 and 2-methyl-6-nitrosopyridine (112) due to metal co...
Scheme 23: Asymmetric hetero-Diels–Alder reactions reported by Vasella [56].
Scheme 24: Asymmetric hetero-Diels–Alder reaction of cyclohexa-1,3-diene (120) with acylnitroso dienophile 119....
Scheme 25: Asymmetric induction with L-proline derivatives 124–126.
Scheme 26: Asymmetric cycloaddition of the acylnitroso compound 136 to diene 135.
Scheme 27: Asymmetric induction with arylmenthol-based nitroso dienophiles 142.
Scheme 28: Cycloaddition of silyloxycyclohexadiene 145 to the acylnitroso dienophile derived from (+)-camphors...
Scheme 29: Asymmetric reaction of O-isopropylidene-protected cis-cyclohexa-3,5-diene-1,2-diol 147 with mannofu...
Scheme 30: Synthesis of synthon 152 from 2-methoxyphenol 150 and chiral auxiliary 151.
Scheme 31: Asymmetric nitroso hetero-Diels–Alder reaction with Wightman chloronitroso reagent 58.
Scheme 32: Asymmetric 1,2-oxazine synthesis using chiral cyclic diene 157 and the application of this reaction...
Scheme 33: Asymmetric 1,2-oxazine synthesis using a chiral diene reported by Jones et al. [75]. aRegioisomeric rat...
Scheme 34: The nitroso hetero-Diels–Alder reaction of acyclic oxazolidine-substituted diene 170 and chiral 1-s...
Scheme 35: The nitroso hetero-Diels–Alder reaction of acyclic lactam-substituted diene 176 with various acylni...
Scheme 36: The hetero-Diels–Alder reaction of acylnitroso dienophile.
Scheme 37: The hetero-Diels–Alder reaction of arylnitroso dienophiles using Lewis acids.
Scheme 38: Asymmetric hetero-Diels–Alder reactions of chiral alkyl N-dienylpyroglutamates.
Scheme 39: Catalytic asymmetric arylnitroso reaction between mono-substituted 1,3-cyclohexadiene 196 and disub...
Figure 7: Plausible chelate intermediate complexes formed during the hetero-Diels–Alder reaction to give 1,2-...
Scheme 40: Catalytic asymmetric nitroso hetero-Diels–Alder between cyclic dienes and 2-nitrosopyridine.
Scheme 41: The reason for the increased enantioselectivity of stereoisomer 212 compared with stereoisomer 213.
Scheme 42: The copper-catalyzed nitroso hetero-Diels–Alder reaction of 6-methyl-2-nitrosopyridine (199) with p...
Scheme 43: Asymmetric nitroso hetero-Diels–Alder reaction of nitrosoarenes with dienylcarbamates catalyzed by ...
Scheme 44: The enantioselective hetero-Diels–Alder reaction between nitrosobenzene and (E)-2,4-pentadien-1-ol (...
Scheme 45: Asymmetric nitroso hetero-Diels–Alder reaction using tartaric acid ester chelation of the diene and...